1900575889900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1487}}^1\times {\mathrm{2269}}^1$

素因数の和:3944

約数の個数: 144

約数和(自身を含む): 4257112527360

約数和(自身を除く): 2356536637460

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 131, 172, 215, 262, 430, 524, 655, 860, 1075, 1310, 1487, 2150, 2269, 2620, 2974, 3275, 4300, 4538, 5633, 5948, 6550, 7435, 9076, 11266, 11345, 13100, 14870, 22532, 22690, 28165, 29740, 37175, 45380, 56330, 56725, 63941, 74350, 97567, 112660, 113450, 127882, 140825, 148700, 194797, 195134, 226900, 255764, 281650, 297239, 319705, 389594, 390268, 487835, 563300, 594478, 639410, 779188, 973985, 975670, 1188956, 1278820, 1486195, 1598525, 1947970, 1951340, 2439175, 2972390, 3197050, 3374003, 3895940, 4869925, 4878350, 5944780, 6394100, 6748006, 7430975, 8376271, 9739850, 9756700, 12781277, 13496012, 14861950, 16752542, 16870015, 19479700, 25562554, 29723900, 33505084, 33740030, 41881355, 51125108, 63906385, 67480060, 83762710, 84350075, 127812770, 145082129, 167525420, 168700150, 209406775, 255625540, 290164258, 319531925, 337400300, 418813550, 441994393, 580328516, 639063850, 725410645, 837627100, 883988786, 1278127700, 1450821290, 1767977572, 2209971965, 2901642580, 3627053225, 4419943930, 7254106450, 8839887860, 11049859825, 14508212900, 19005758899, 22099719650, 38011517798, 44199439300, 76023035596, 95028794495, 190057588990, 380115177980, 475143972475, 950287944950, 1900575889900]

約数ペア:

[(1, 1900575889900), (2, 950287944950), (4, 475143972475), (5, 380115177980), (10, 190057588990), (20, 95028794495), (25, 76023035596), (43, 44199439300), (50, 38011517798), (86, 22099719650), (100, 19005758899), (131, 14508212900), (172, 11049859825), (215, 8839887860), (262, 7254106450), (430, 4419943930), (524, 3627053225), (655, 2901642580), (860, 2209971965), (1075, 1767977572), (1310, 1450821290), (1487, 1278127700), (2150, 883988786), (2269, 837627100), (2620, 725410645), (2974, 639063850), (3275, 580328516), (4300, 441994393), (4538, 418813550), (5633, 337400300), (5948, 319531925), (6550, 290164258), (7435, 255625540), (9076, 209406775), (11266, 168700150), (11345, 167525420), (13100, 145082129), (14870, 127812770), (22532, 84350075), (22690, 83762710), (28165, 67480060), (29740, 63906385), (37175, 51125108), (45380, 41881355), (56330, 33740030), (56725, 33505084), (63941, 29723900), (74350, 25562554), (97567, 19479700), (112660, 16870015), (113450, 16752542), (127882, 14861950), (140825, 13496012), (148700, 12781277), (194797, 9756700), (195134, 9739850), (226900, 8376271), (255764, 7430975), (281650, 6748006), (297239, 6394100), (319705, 5944780), (389594, 4878350), (390268, 4869925), (487835, 3895940), (563300, 3374003), (594478, 3197050), (639410, 2972390), (779188, 2439175), (973985, 1951340), (975670, 1947970), (1188956, 1598525), (1278820, 1486195)]